Mandatory
Mandatory adjective - Forcing one's compliance or participation by or as if by law.
Usage example: the tests are mandatory for all students wishing to graduate
Obligatory is a synonym for mandatory in required topic. In some cases you can use "Obligatory" instead an adjective "Mandatory", when it comes to topics like obligation, compulsory. popular alternative
Obligatory
Obligatory adjective - Forcing one's compliance or participation by or as if by law.
Usage example: in this state, school attendance is obligatory until the age of 16
Mandatory is a synonym for obligatory in compulsory topic. You can use "Mandatory" instead an adjective "Obligatory", if it concerns topics such as obligation, essential. popular alternative
Mutual synonyms
Related pairs
- involuntary and mandatory
- involuntary and obligatory
- binding and mandatory
- binding and obligatory
- needed and mandatory
- needed and obligatory
- necessary and mandatory
- necessary and obligatory
- essential and mandatory
- essential and obligatory
- required and mandatory
- required and obligatory
- imperative and mandatory
- imperative and obligatory
Both words in one sentence
-
Mandatory Twist Ending: At first, they were truly epic, but as time went on, the obligatory twist often made little sense, and was just there, because it being there is the rule.
Source: Creator / M. Night Shyamalan
Cite this Source
Obligatory and Mandatory. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/mandatory/obligatory
Mandatory & Obligatory. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/mandatory/obligatory>.
Obligatory or Mandatory. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/mandatory/obligatory.
Google Ngram Viewer shows how "mandatory" and "obligatory" have occurred on timeline